alleryA ಮತ್ತು B ಒಂದೇ ರಸ್ತೆಯನ್ನು 45 ಮತ್ತು 30 ನಿಮಿಷಗಳಲ್ಲಿ ಕ್ರಮಿಸುತ್ತವೆ. ಅವುಗಳ ವೇಗಗಳ ಅನುಪಾತವು
A3 : 2
B4 : 9
C9 : 4
D2 : 3
Answer & Solution
Correct answer: D. 2 : 3
ವೇಗವು ಸಮಯದೊಂದಿಗೆ ವಿಲೋಮವಾಗಿ ಬದಲಾಗುತ್ತದೆ, ಆದ್ದರಿಂದ A : B = 30 : 45 = 2 : 3.
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